Welland
May
Weather in Welland for May 2025
Your guide to Welland weather in May - trends and predictions
In general, the average temperature in Welland at the beginning of May is 14.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °C by the end of May.
With an average of 2 rainy days, Welland experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.
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29
Dry days
2
Rainy days
0
Snow days
20°/7°
Temperatures
18 km/h
Avg max wind
74 %
Avg humidity
Welland in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  11° | 3  15° | 4 13° | |||
| 5  14° | 6  17° | 7 19° | 8  18° | 9 14° | 10  15° | 11 16° |
| 12 17° | 13 19° | 14 15° | 15 19° | 16 19° | 17 17° | 18 20° |
| 19 20° | 20 19° | 21 21° | 22 21° | 23 22° | 24 18° | 25 19° |
| 26 22° | 27 22° | 28 21° | 29 20° | 30 21° | 31 23° |
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Temperatures trend during May in Welland
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 12° /6° | 0.4 mm | 3 | |
| 2 May | Heavy rain at times | 11° /6° | 4.2 mm | 3 | |
| 3 May | Moderate rain at times | 15° /6° | 5.5 mm | 4 | |
| 4 May | Patchy rain possible | 13° /8° | 0.2 mm | 4 | |
| 5 May | Overcast | 14° /8° | 0.6 mm | 4 | |
| 6 May | Partly cloudy | 17° /7° | 0.1 mm | 5 | |
| 7 May | Heavy rain at times | 19° /7° | 4 mm | 5 | |
| 8 May | Cloudy | 18° /10° | 0.8 mm | 4 | |
| 9 May | Overcast | 14° /8° | 3.8 mm | 4 | |
| 10 May | Sunny | 15° /7° | 0.2 mm | 4 | |
| 11 May | Overcast | 16° /8° | 2 mm | 4 | |
| 12 May | Sunny | 17° /9° | 0.3 mm | 5 | |
| 13 May | Cloudy | 19° /11° | 1.9 mm | 5 | |
| 14 May | Overcast | 15° /9° | 7.4 mm | 4 | |
| 15 May | Sunny | 19° /7° | 0 mm | 5 | |
| 16 May | Overcast | 19° /10° | 0.1 mm | 4 | |
| 17 May | Sunny | 17° /8° | 0.1 mm | 5 | |
| 18 May | Sunny | 20° /7° | 0.1 mm | 5 | |
| 19 May | Heavy rain at times | 20° /11° | 2.3 mm | 5 | |
| 20 May | Moderate or heavy rain shower | 19° /12° | 16.8 mm | 5 | |
| 21 May | Partly cloudy | 21° /12° | 0.1 mm | 5 | |
| 22 May | Partly cloudy | 21° /12° | 0.4 mm | 5 | |
| 23 May | Cloudy | 22° /11° | 0.4 mm | 5 | |
| 24 May | Patchy rain possible | 18° /10° | 0.4 mm | 5 | |
| 25 May | Sunny | 19° /8° | 3.9 mm | 5 | |
| 26 May | Sunny | 22° /8° | 0 mm | 5 | |
| 27 May | Sunny | 22° /12° | 2.2 mm | 6 | |
| 28 May | Sunny | 21° /11° | 1.5 mm | 5 | |
| 29 May | Sunny | 20° /10° | 0.1 mm | 6 | |
| 30 May | Sunny | 21° /10° | 0 mm | 6 | |
| 31 May | Sunny | 23° /12° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Welland in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Welland forecast closer to your planned date for the most up-to-date weather information.
Welland in May - FAQ
What are the expected maximum and minimum temperatures in Welland during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Welland during May?
Significant rainfall exceeding 104.8 mm is expected in Welland during May, occurring over more than 2 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Welland during May?
The average wind speed in Welland during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
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